1. Presented by Po-Chou Chen Adviser: Quincy Wu
Linphone
Presented by Po-Chou Chen
Adviser: Quincy Wu
2007/01/08

2. Outline Install Overview System components oRTP function calls
References
2007/01/08

3. install rpm –ivh ffmpeg-0.4.9-0.25.20061030.lvn6.i386.rpm
rpm –ivh ffmpeg-devel lvn6.i386.rpm
./configure
make
make install
link:
2007/01/08

4. Install(Cont.)
2007/01/08

5. Overview
GNOME/GTK+ application or console mode application(called ‘linphonec’)
Audio codecs:
speex (narrow band and wideband)
G711 (ulaw,alaw)
GSM
iLBC (through an optional plugin)
Video codecs H
MPEG4
theora
SIP proxy support: registrar, proxies, with digest authentication
DTMF (telephone tones) support using SIP INFO or RFC2833
Supports IPv6
STUN support for traversal of UDP NATs (=firewall)
Text instant messaging and presence (using the SIMPLE standart)
Addressbook
2007/01/08

6. System components
(coreapi)
2007/01/08

7. oRTP function calls void ortp_init () void ortp_exit ()
Rtpsession * rtp_session_new (gint mode)
RTP_SESSION_RECVONLY
RTP_SESSION_SENDONLY
RTP_SESSION_SENDRECV
void rtp_session_set_ssrc(RtpSession *session, guint32 ssrc)
32位元 SSRC
2007/01/08

8. oRTP function calls(Cont.)
rtp_session_set_payload_type(RtpSession *session, int paytype)
成功，則返回0
rtp_session_set_remote_addr(RtpSession *session,gchar *addr, gint port)
設定目標位址
rtp_session_destroy (RtpSession * session)
結束session
2007/01/08

9. oRTP function calls(Cont.)
rtp_session_send_with_ts(RtpSession *session, gchar *buffer, gint len, guint32 userts)
將buffer中的Data裝入RTP發送到目標位址
2007/01/08

10. References Linphone rpm.linva.org’s wiki http://www.linphone.org/
2007/01/08